What opening is this 1.e4/e5 2.Nf3/Nc6 3.Bb5/a6 4.Ba4/Nf6.
ruy lopez morphy-berlin defense
Estragon you are correct.
What opening is this 1.e4/e5 2.Nf3/Nc6 3.Bb5/a6 4.Ba4/Nf6.